diff options
Diffstat (limited to 'utils.c')
| -rw-r--r-- | utils.c | 67 |
1 files changed, 12 insertions, 55 deletions
@@ -1,3 +1,15 @@ +/* ************************************************************************** */ +/* */ +/* ::: :::::::: */ +/* utils.c :+: :+: :+: */ +/* +:+ +:+ +:+ */ +/* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */ +/* +#+#+#+#+#+ +#+ */ +/* Created: 2019/10/29 00:12:40 by cacharle #+# #+# */ +/* Updated: 2019/10/29 00:12:52 by cacharle ### ########.fr */ +/* */ +/* ************************************************************************** */ + #include <stdlib.h> #include "header.h" @@ -16,59 +28,4 @@ int strrchr_index(const char *s, char c) i--; } return (i); - -} - -int nbrlen_radix(long int nbr, int radix) -{ - int counter; - long unsigned int u_nbr; - - if (nbr == 0) - return (1); - counter = 0; - u_nbr = nbr; - if (nbr < 0) - { - counter++; - u_nbr = -nbr; - } - while (u_nbr > 0) - { - u_nbr /= radix; - counter++; - } - return (counter); -} - -char *ft_itoa_base(long int n, char *base) -{ - char *str; - int len; - int is_negative; - int radix; - long unsigned int u_nbr; - - - radix = ft_strlen(base); - len = nbrlen_radix(n, radix); - if ((str = (char*)malloc(sizeof(char) * (len + 1))) == NULL) - return (NULL); - str[len] = '\0'; - is_negative = 0; - u_nbr = n; - if (n < 0) - { - is_negative = 1; - str[0] = '-'; - u_nbr = -n; - } - len--; - while (len >= (is_negative ? 1 : 0)) - { - str[len] = base[u_nbr % radix]; - u_nbr /= radix; - len--; - } - return (str); } |
